1. Open the Tik Tok application and enter the real-time interface.

2. In the toolbar at the bottom of the live interface, click the profile icon in the lower right corner to enter the profile page.

3. On the file page, click the edit button in the upper right corner to enter the file editing interface.

4. In the data editing interface, you can see the option of "suffix of live voice name". After clicking this option, you can enter the content of the suffix to be set.

5. After entering the suffix, click the Save button to save the settings.

6. Return to the live interface, and the suffix you set will be displayed after the name of the speech.